Studies show the frequently prescribed medicines reduce the risk of being struck down by almost half.
The breakthrough has given fresh hope that a disease modifying therapy for the incurable condition is now in sight.
Tests showed blood thinning pills, known as anticoagulant drugs, reduced the risk of stroke in patients suffering irregular heartbeat.
But scientists also found they were associated with a “significant” reduction in dementia risk.
James Pickett, head of research at Alzheimer’s Society, said: “We know that what is good for your heart is good for your head. Because of this, many research s…
Daily Express :: Health Feed